cmrr 中文意思是什麼

cmrr 解釋
共模抑制比率
  1. Common code rejection ratio cmrr

    共模抑制比
  2. The fact that most of these topologies need laser - trimming technique to improve the match precision to reach high cmrr is found after investigating several instrumentation amplifier topologies. in this paper, a new style instrumentation amplifier topology with current processing mode based on ccii and impedance amplifier is designed and realized

    由於本論文所使用的國內工藝線沒有激光調阻技術，因此本文選擇了一種近年來新出現的一種新型儀表放大器電路結構，即使用第二代電流傳輸器（ ccii ）和跨阻放大器組成的電流模儀表放大器。
  3. Cmrr is the most important feature of instrumentation amplifier

    共模抑制比是它的最重要指標。
  4. The simulation result shows that, the cmrr of current - mode instrumentation amplifier be able to reach 97db, and the psrr to 85db

    儀表放大器的模擬結果表明，在沒有激光調阻技術支持下，本文設計的電流模儀表放大器的共模抑制比能夠達到97db ，電源抑制比能夠達到85db 。
  5. The ina128 is used by left leg ' s driver circle and the aims are to enhance the cmrr and reduce the disturbance of 50hz. the part of a / d transmitting chip is the adc0809 which have a eight - channel transmitter, a eight - bit a / d transmitter and the logical control by microprocessor

    考慮到家庭監護的實際應用，精度的要求不是很高， a / d轉換器採用的是adc0809 ，它有8通道多路轉換器、 8位模/數轉換器和與微處理器兼容的控制邏輯電路。
  6. 2. the input stages of the ccii and the operational amplifier in transimpedance implifier are realized with folded cascode amplifier to reach high cmrr, large open loop gain and low offset

    2 .為了提高儀表放大器的電源抑制比，並得到大的開環增益，相對低的失調等性能，電流傳輸器的輸入級和跨阻放大器中運算放大器輸入級均採用折疊共源共柵放大器。
  7. Secondly, analog eeg detecting system of higher cmrr is designed and gets well effect. thirdly, we analyzed the principle of adaptive filter, whose superiority and flexibility are proved by simulation

    其主要工作和結論如下:首先，根據腦電測試中干擾的特點，對固定濾波器的結構及性能進行了分析和模擬研究。
  8. Cmrr common mode rejection ratio

    共模抑制比
  9. It does not need any matched components to reach high cmrr and its bandwidth is not gain - bandwidth product limited

    該結構不需要任何精確匹配的電阻就能達到高的共模抑制比，並且其帶寬不受帶寬增益積的限制。
  10. By designing the circuit structure of preamplifier and selecting new elements such as ultra low noise operational amplifier and linear opto - coupler, some difficulties in eeg acquisition is overcome and the common mode rejection ratio ( cmrr ) of preamplifier is highly increased. so eeg can be amplified and detected well

    通過對前置放大器等電路結構的精心設計，選用超低噪聲的集成運算放大器以及線性光耦合器等新器件，克服了腦電信號採集中經常遇到的一些困難，使前置放大器具有較高的共模抑制比，從而能夠較好地放大檢測出所需的腦電信號。
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